Skinnies Moscow Mule is a low carb cocktail mixer that's made from dehydrated fruits and plants, and sweetened with a hint of Stevia and Erythritol. To make a sugar free Moscow Mule, add 1 packet of Skinnies Moscow Mule Cocktail Mixer to 4 oz. club soda and 1 oz. Vodka. Garnish with lime. Skinnies Moscow Mule Cocktail Mixers come in convenient packets so you can take them wherever your travels take you.